A car travels a certain distance with a speed of 40 km/h and returns with a speed 40Km/h . Calculate the average speed for the entire journey
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A car travels a certain distance with a speed of 40 km/h and returns with a speed 40Km/h . Calculate the average speed for the entire journey
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Explanation:
To complete 1km distance with speed =50kmhr it tkes time t
1
=
50
1
s
To complete 1km distance with speed =40kmhr it tkes time t
1
=
40
1
s
Average speed=
(1/50)+(1/40)
1+1
=44.44m/s
Answer:
To complete 1km distance with speed =50kmhr it tkes time
To complete 1km distance with speed =40kmhr it tkes time
Average speed = = 44.44m/s
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